CN209608654U - A kind of optical-fiber network handover control system based on photoswitch - Google Patents
A kind of optical-fiber network handover control system based on photoswitch Download PDFInfo
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- CN209608654U CN209608654U CN201920711533.9U CN201920711533U CN209608654U CN 209608654 U CN209608654 U CN 209608654U CN 201920711533 U CN201920711533 U CN 201920711533U CN 209608654 U CN209608654 U CN 209608654U
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Abstract
The utility model discloses a kind of optical-fiber network handover control system based on photoswitch, the system includes that the system includes field monitoring station, wireless communication module and monitoring center, field monitoring station is connect by wireless communication module with monitoring center, field monitoring station includes central processing unit and the Optical Power Monitor Module that connect with central processing unit, optical time domain reflectometer, photoswitch, the utility model is monitored the optical power or light signal strength of optical fiber using Optical Power Monitor Module, when the main fiber light switch that breaks down can automatically switch to spare fibre from main fiber, optical path is carried out instantaneously to switch, to realize the protection to optical transmission system route, shorten the working time, improve breakdown maintenance efficiency, improve the reliability of optical-fiber network or line transmission.
Description
Technical field
The utility model belongs to field of communication technology, and in particular to a kind of optical-fiber network switching control system based on photoswitch
System.
Background technique
With the development of communication technology with the variation of demand, communications network basically formed all-optical network, this is to biography
More stringent requirements are proposed for defeated network security performance.The transmission medium of Networks of Fiber Communications is optical fiber, frequently with buried, make somebody a mere figurehead etc.
Mode, due to the demand of urban construction in recent years, various engineering construction construction are more frequent, produce to the safety of telecommunication optical fiber
Great hidden danger, the natural calamity that the event of the disconnected telecommunication optical fiber of digging is often occurred, while being taken place frequently in construction also threaten communication
The safety of optical fiber.
In communication failure event, wherein because what telecommunication optical fiber failure occurred often occupies high ratio.If can be logical
When believing optical fiber hair failure, a kind of normal communication of emergency means guarantee whole network is found, the safety of network is undoubtedly greatly improved
Property.At present there are mainly two types of emergency means: 1. set up loop network, make it have self-healing function；2. manually dispatching, going out
When existing failure, by artificial scene by traffic scheduling to an other optical line by upper.The former, can be realized certain network and protect
The case where protecting, but two o'clock or more can not be coped with while being broken down, and necessarily require network cyclic, whole feelings can not be adapted to
Condition.The latter, real-time is poor, under current situation, there is harsh requirement to the time of network interruption, and artificial spot dispatch is obviously not
It is able to satisfy demand.
Therefore, it is necessary to design one kind can be switched to the spare light of preprepared when main fiber breaks down
Fibre is communicated, and guarantees the optical fiber automatic switchover system for restoring normal communication in the shortest possible time.
Utility model content
In order to overcome the above problem, present inventor has performed sharp studies, design a kind of optical-fiber network based on photoswitch
Handover control system, the system include that the system includes field monitoring station, wireless communication module and monitoring center, field monitoring station
It is connect by wireless communication module with monitoring center, field monitoring station includes central processing unit and the light that connect with central processing unit
Power monitoring module, optical time domain reflectometer, photoswitch, the utility model using Optical Power Monitor Module to the optical power of optical fiber or
Light signal strength is monitored, when the main fiber light switch that breaks down can automatically switch to spare fibre from main fiber, into
Row optical path instantaneously switches, to realize the protection to optical transmission system route, shortens the working time, improves breakdown maintenance effect
Rate, improves the reliability of optical-fiber network or line transmission, to complete the utility model.
The purpose of this utility model is to provide a kind of optical-fiber network handover control system based on photoswitch, the system include
The system includes field monitoring station, wireless communication module and monitoring center, and field monitoring station passes through wireless communication module and monitoring
Center connection,
Wherein, when field monitoring station includes central processing unit and the Optical Power Monitor Module connecting with central processing unit, light
Domain reflectometer, photoswitch, optical time domain reflectometer are connect with photoswitch,
Optical Power Monitor Module includes optical splitter, and optical splitter is connected with PIN optical detector, PIN optical detector with
The connection of chopper-zero-stabilized programmable amplifier, chopper-zero-stabilized programmable amplifier are connect with programmable filter, and programmable filter and A/D are converted
Device connection, the output end of A/D converter are connect with central processing unit,
Photoswitch includes that fixing seat, relay, relay swing arm, input optical fibre and output optical fibre, relay are located at fixation
Seat side, is pivotally connected on relay in the middle part of relay swing arm,
Photoswitch further includes input optical fibre supporter and two output optical fibre supporters, and the input optical fibre supporter is set to
Relay swing arm is located in fixing seat up and down close to one end of fixing seat, two output optical fibre supporters, and the input optical fibre is solid
Due in input optical fibre supporter, the output optical fibre is fixed in output optical fibre supporter, the input optical fibre supporter and
Output optical fibre supporter is equipped with the optic fibre fixing device for fixing optical fiber,
Optic fibre fixing device includes pedestal, upper cover and closure, and the left end of pedestal is flexibly connected with the left end of upper cover, sealed
Part includes magnetic element I and magnetic element II, and magnetic element I is fixed on the upper surface of the right end of pedestal, and magnetic element II is solid
It is scheduled on the lower surface of upper cover,
The upper surface of pedestal is equipped with one or more V-shaped groove, and the lower surface of the upper cover is equipped with fixed plate, sets in fixed plate
There is downward protrusion, when optical fiber is placed in V-shaped groove, after upper cover and base cover conjunction, two adjacent protrusions and the tangent cooperation of optical fiber.
Wherein, the end face of input optical fibre and output optical fibre is in 3 °~15 ° of tilt angle.
Wherein, raised cross sectional shape is arc-shaped, and the protrusion is made of rubber material.
Wherein, the junction of two neighboring V-shaped groove is V-shaped groove interconnecting piece, after lid closes lid, raised bottom end in fixed plate
It is not in contact with the top of V-shaped groove interconnecting piece.
Wherein, field monitoring station further includes environment monitoring module and equipment monitoring module, and the environment monitoring module includes
Temperature sensor and humidity sensor, equipment monitoring component include electric signal sensor.
Field monitoring station further includes alarm, and the alarm is connect with central processing unit.
Central processing unit uses ARM chip, dsp chip and fpga chip interconnected,
Wireless communication unit be WiFi, 2G, 3G, 4G, 5G or bluetooth,
Monitoring center includes service centre, pc client and mobile terminal.
It is had the beneficial effect that possessed by the utility model
(1) the utility model is monitored the optical power or light signal strength of optical fiber using Optical Power Monitor Module, when
Main fiber can automatically switch to spare fibre when breaking down, carry out optical path and instantaneously switch, to realize to optical transmission system
The protection of route, shortens the working time, improves breakdown maintenance efficiency, increases the reliability of transmission network or route；
(2) the utility model uses wireless communication module by optical cable status signal, information data transmission to service centre, and
It is sent to pc client and mobile terminal, checked convenient for staff and is handled in time, intelligence degree is improved, facilitates reality
With；
(3) the utility model is monitored optical cable ambient enviroment using environmental monitoring component, and uses equipment detection group
Part is monitored equipment running status, has further ensured the monitoring in environmental condition change, equipment fault variation；
(4) the utility model is by setting alarm, when detecting that main fiber breaks down, issues alarm signal, and
When remind maintenance personal check and handle the optical fiber of failure, pass through service centre caching switching photoswitch during optical fiber pass
Defeated data guarantee that data transmission is unimpeded.
Detailed description of the invention
Fig. 1 shows a kind of mould of the optical-fiber network handover control system based on photoswitch of preferred embodiment of the utility model
Block schematic diagram；
Fig. 2 shows a kind of schematic diagrames of the Optical Power Monitor Module of preferred embodiment of the utility model；
Fig. 3 shows a kind of structural schematic diagram of the photoswitch of preferred embodiment of the utility model；
Fig. 4 shows a kind of structural schematic diagram of the optic fibre fixing device of preferred embodiment of the utility model.
Drawing reference numeral explanation:
1- field monitoring station；
100- central processing unit；
101- Optical Power Monitor Module；
102- power module；
103- environment monitoring module；
104- alarm；
105- memory；
106- optical time domain reflectometer；
107- photoswitch；
108- optical splitter；
109-PIN optical detector；
110- chopper-zero-stabilized programmable amplifier；
111- programmable filter；
112-A/D converter；
113- equipment monitoring module；
117- fixing seat；
118- relay；
119- relay swing arm；
120- input optical fibre；
121- output optical fibre；
122- input optical fibre supporter；
123- output optical fibre supporter；
124- pedestal；
125- upper cover；
126-V shape slot；
127- optical fiber；
128- short end；
The end 129- long；
130- fixed plate；
131- protrusion；
132-V shape slot interconnecting piece；
133- magnetic element I；
134- magnetic element II；
135- pivot；
2- wireless communication module；
3- monitoring center；
301- service centre；
302-PC client；
303- mobile terminal.
Specific embodiment
The utility model is further described below by attached drawing and preferred embodiment.Illustrated by these, this
The characteristics of utility model and advantage will become more apparent from clear.
According to the utility model, picture 1-4, a kind of optical-fiber network handover control system based on photoswitch, the system are provided
Including the system includes field monitoring station 1, wireless communication module 2 and monitoring center 3.
According to the utility model, field monitoring station 1 includes central processing unit 100, Optical Power Monitor Module 101, power supply mould
Block 102 and environment monitoring module 103.
According to the utility model, wireless communication module 2 is WiFi, 2G, 3G, 4G, 5G or bluetooth module.
According to the utility model, monitoring center 3 includes service centre 301, pc client 302 and mobile terminal 303, service
Center 301 is connect with pc client, preferably communication connection, such as Internet network, service centre 301 and mobile terminal 303
Connection, is preferably connected to the network, and mobile terminal 303 can be the handheld devices such as mobile phone or tablet computer, connects convenient for checking at any time
The data such as the information, the signal that receive.Service centre 301 includes server, and server includes database server, is deposited for buffering
Information data in storage transmission.
In the utility model, central processing unit 100 is used to control modules or device completion to the performance of fibre circuit
Signal acquisition, malfunction monitoring analysis, processing, and the information of acquisition, signal data etc. are transmitted to prison by wireless communication module 2
Control center 3.
According to the utility model, central processing unit 100 includes comparison process module interconnected and automatic switching module.
In the utility model, automatic switching module is used for when comparison process module monitors that primary optical fiber breaks down,
Photoswitch 107 is automatically switched into spare fibre, fault restoration is carried out without waiting for dispatch personnel, saves time and manpower, protect
It is unimpeded in real time to demonstrate,prove communication line.
According to the utility model, Optical Power Monitor Module 101 is connect with central processing unit 100, is preferably electrically connected or logical
News connection.
According to the utility model, Optical Power Monitor Module 101 includes optical splitter 108, the other end of optical splitter 108 with
PIN optical detector 109 is connected, and PIN optical detector 109 is connect with chopper-zero-stabilized programmable amplifier 110, and chopper-zero-stabilized is program-controlled to be put
Big device 110 is connect with programmable filter 111, and programmable filter 111 is connected with A/D converter 112, A/D converter 112 it is defeated
Outlet is connect with central processing unit 100, and Optical Power Monitor Module 101 passes the optical power test structure of the optical fiber of monitoring as a result,
Transport to central processing unit 100.
In the utility model, the part optical power separated by optical splitter 108 is detected by PIN optical detector 109
Photoelectric current is converted to, current signal is converted into voltage signal by subsequent chopper-zero-stabilized programmable amplifier 110, is i.e. realization I/V turns
It changes and amplifies, after programmable filter 111 filters out copped wave additional components and interference signal, send to A/D converter 112, become phase
Data processing should be carried out by central processing unit 100 in the digital signal of input optical power level.Central processing unit 100 can basis
Range state and filter status is arranged in the size of the optical power received automatically, while can receive input instruction, completes specified
Work.
In the utility model, after optical power result is transmitted to central processing unit 100 by Optical Power Monitor Module 101, center
Comparison process module in processor 100 is analyzed through processing, if breaking down, sends alarm command to alarm 104, simultaneously
Automatic switching module starting, control photoswitch 107 switch to spare fibre by main fiber.
According to the utility model, field monitoring station 1 further includes optical time domain reflectometer 106 and photoswitch 107, optical time domain reflection
Instrument 106 and photoswitch 107 are connect with central processing unit 100, preferably communication connection, optical time domain reflectometer 106 and photoswitch
107 connections, preferably optical fiber connect, and photoswitch 107 is connect with main fiber and spare fibre.
In the utility model, optical time domain reflectometer 106 is used to test fibre circuit breakpoint location, attenuation, and will
Test obtained optical fiber status information and be sent to central processing unit 100, central processing unit 100 by the information data transmission of acquisition extremely
Memory 105, and monitoring center 3 is transmitted to by wireless communication module simultaneously.
According to the utility model, photoswitch 107 is connect with central processing unit 100, after main fiber breaks down, centre
The automatic switching module control photoswitch 107 of reason device 100 automatically switches to spare fibre by main fiber, not will lead in optical link
It is disconnected, guarantee the stability of optical-fiber network transmission.
According to the utility model, photoswitch 107 includes fixing seat 117, relay 118, relay swing arm 119, input light
Fibre 120 and output optical fibre 121, relay 118 are located at 117 side of fixing seat, and the middle part of relay swing arm 119 passes through pivot 135
It is connected on relay 118.
According to the utility model, photoswitch 107 further includes that an input optical fibre supporter 122 and two output optical fibres are supported
Device 123, input optical fibre supporter 122 are set to relay swing arm 119 close to one end of fixing seat 117, and two output optical fibres are supported
About 123 device is located in fixing seat 117, and input optical fibre is fixed in input optical fibre supporter, and output optical fibre is fixed on output light
In fine supporter, input optical fibre supporter 122 and output optical fibre supporter 123 are equipped with the fixed dress of the optical fiber for fixing optical fiber
Set, when relay 118 acts, the both ends of relay swing arm 119 are that fulcrum moves up and down with pivot 120, input optical fibre 120 with
The movement of relay 118 moves up and down respectively, and the output optical fibre on two output optical fibre supporters 123 of positive alignment is distinguished in end
121.For example, the output optical fibre 121 on two output optical fibre supporters 123 is respectively main fiber and spare fibre.
According to the utility model, optic fibre fixing device includes pedestal 124, upper cover 125 and closure.
According to the utility model, the left end of pedestal 124 is flexibly connected with the left end of upper cover 125, such as hinge connection.
According to the utility model, the upper surface of pedestal 124 is equipped with one or more V-shaped groove 126, and V-shaped groove 126 is for placing light
Fibre 127, to prevent optical fiber 127 in lateral play.
According to the utility model, upper cover 125 is substantially L-shaped, the lower surface and 124 left end of pedestal of the short end 128 of upper cover 125
Upper surface contact, the lower surface of upper cover 125 is preferably that the lower surface at the long end 129 of upper cover 125 is equipped with fixed plate 130, fixed
Plate 130 is connect with the lower surface at long end 129, and fixed plate 130 is equipped with several downward protrusions 131, and the number of protrusion 131 is big
In the number of V-shaped groove 126, for example, upper cover 125 is equipped with 5 protrusions 131 if pedestal 124 is equipped with 4 V-shaped grooves 126.
According to the utility model, the cross sectional shape of protrusion 131 is arc-shaped in fixed plate 130, and preferably protrusion 131 is by rubber
Material is constituted, and will not be damaged to optical fiber.The axis in the section of V-shaped groove 126 is symmetrical with two neighboring raised 131 section
Overlapping of axles.
According to the utility model, when 127 optical fiber are placed in V-shaped groove 126, in addition after upper cover 125, two adjacent protrusions
131 with the tangent cooperation of optical fiber, the place being connected of two neighboring V-shaped groove 126 be V-shaped groove interconnecting piece 132, and protrusion 131
Bottom end will not be in contact with the top of V-shaped groove interconnecting piece 132, to realize the fixation to optical fiber.
According to the utility model, closure includes magnetic element I133 and magnetic element II134, such as magnet, wherein magnetic
Element I133 is fixed on the upper surface of the right end of pedestal 124, and magnetic element II134 is fixed under the long end 129 of upper cover 125
On surface, magnetic element I and magnetic element II attract each other, so that the lower surface phase of the upper surface of pedestal 124 and upper cover 125
It is sealed.Preferably, which is made by iron with pedestal 124, so that the upper cover 125 and pedestal 124 can be with closures
It attracts each other.
In the utility model, the optic fibre fixing device use process is as follows: upper cover 125 is separated with the pedestal 124, so
Optical fiber 127 is placed in V-shaped groove 126 afterwards；Then it by the upper cover 125 and is somebody's turn to do by magnetic element I133 and magnetic element II134
Pedestal 124 is sealed, so that two neighboring raised 131 fit closely with 126 inner fiber 127 of V-shaped groove to fix optical fiber 127, does not have to
The multifiber can be firmly fixed by applying very big power, and the multifiber is prevented to be subject to crushing.
According to the utility model, the end face of input optical fibre 120 and output optical fibre 121 is in 3 °~15 ° of tilt angle, more
Preferably 8 °, the return loss of light can be reduced in this way, and the distance between 121 end face of input optical fibre 120 and output optical fibre is less than 5mm.
In the utility model, due to input optical fibre supporter 122 as relay swing arm 119 is swung up and down, two outputs
Optical fiber supported r 123, which must be arranged, to have a certain degree, so that input optical fibre 120 is real in upper and lower two positions and output optical fibre 121
The requirement of existing positive alignment the case where according to relay 118 and relay swing arm 119, is generally located in actual use
The angle of the output optical fibre supporter 123 in face and following output optical fibre supporter 123 is 3 °~13 °.
According to the utility model, optic fibre fixing device sets one or more V-shaped groove, three V-shaped grooves, four V-arrangements as needed
N number of V-shaped groove such as slot organizes 1 × 2, three 1 × 2, four 1 × 2 etc. N number of 1 × 2 optical switch construction in pairs, each V-shaped groove setting
In input optical fibre supporter 122 and output optical fibre follower 123, in each supporter transverse direction or on longitudinal direction according to
It is secondary arranged in parallel, the quantity of optical fiber interface is expanded, the structure of photoswitch is expanded.
According to the utility model, with the optic fibre fixing device in input optical fibre supporter 120 and output optical fibre supporter 121
It is all provided with the transmission process for illustrating photoswitch for 4 V-shaped grooves, after powered up, 118 one end of relay generates magnetic force to relay 118
Suction is generated to relay swing arm 119,119 both ends of relay swing arm swing up and down to form two states, when positioned at fixing seat 117
When the relay swing arm 119 of side is located above, the input optical fibre 120 of the input optical fibre supporter 122 in relay swing arm 119
It is of coupled connections respectively with the output optical fibre 121 of output optical fibre supporter 123；When the relay swing arm for being located at 117 side of fixing seat
119 when being located below, the input optical fibre 120 of the input optical fibre supporter 122 in relay swing arm 119 respectively with output optical fibre branch
The output optical fibre 121 of holder 123 is of coupled connections.
According to the utility model, for environment monitoring module 103 for monitoring ambient condition, environment inductor includes temperature sensing
Device, humidity sensor, it is also preferable to include smoke sensor device, air velocity transducer and Ultraviolet sensor, and temperature sensor, humidity
Sensor, smoke sensor device, air velocity transducer and Ultraviolet sensor are connect with central processing unit 100, are preferably electrically connected, respectively
The environmental data information or signal of acquisition are transmitted to central processing unit 100 by a device.
In the utility model, temperature sensor and humidity sensor are respectively used to monitor the temperature and humidity of ambient enviroment,
To reach the monitoring to optical fiber ambient enviroment.Environment required temperature range and humidity range are preset in central processing unit, when
When temperature and humidity in environment is beyond or below preset value, temperature sensor and humidity sensor transmit a signal to centre
Device 100 is managed, central processing unit 100 sends a signal to alarm 104, and alarm 104 is alarmed, consequently facilitating finding the problem in time
And take corresponding measure.
In the utility model, Temperature Humidity Sensor, smoke sensor device, Ultraviolet sensor are for monitoring in ambient enviroment
No generation fire, air velocity transducer is used to monitor the wind speed of ambient enviroment, in order to judge the expanded scope of fire, thus in time
It eliminates danger.
According to the utility model, field monitoring station 1 further includes the alarm 104 connecting with central processing unit 100, preferably
Electrical connection.Alarm 104 be used for receive central processing unit transmission alarm command after alarm, consequently facilitating staff and
When check and handle.For example, Optical Power Monitor Module 101 is monitored the optical power or light signal strength of primary light, when
When the optical power of primary optical fiber is above or below optical power threshold, Optical Power Monitor Module 101 sends light to central processing unit 100
Optical fiber signaling intense alarm signal after central processing unit 100 receives alarm signal, sends alarm command, alarm to alarm 104
Device 104 is alarmed, while alarm signal is transmitted to monitoring center 3 by wireless communication module 2 by central processing unit 100, is convenient for work
Make personnel to check in time or handling failure.
According to the utility model, alarm 104 is buzzer siren or combined aural and visual alarm.
According to the utility model, on-site supervision center 1 further includes memory 105, and memory 105 is for storing central processing
The signal or information data that device 100 obtains are supported in order to provide data in later maintenance for staff.
According to the utility model, memory 105 can be the memories commonly used in the art such as mobile hard disk, disk, cloud disk
Part.
According to the utility model, field monitoring station 1 further includes equipment monitoring module 113, equipment monitoring module 113 and center
Processor 100 connects, and is preferably electrically connected, and equipment monitoring module 113 is used for the safe condition of monitoring device, the equipment packet of monitoring
Include central processing unit 100, memory 105, alarm 104, the device in Optical Power Monitor Module 101, environment monitoring module 103
In device etc..
According to the utility model, equipment monitoring module 113 includes electric signal sensor, which is electric current biography
Sensor or voltage sensor.The equipment of monitoring is electric signal transmission, and when equipment occurs abnormal, electric signal sensor will be received
To central processing unit 100, central processing unit 100 is handled abnormal electric signal transmission through analysis, is sent and is instructed to alarm 104,
Alarm 104 is alarmed, while abnormal electric signal is transmitted to monitoring center 3 through wireless communication module 2, through service centre 301
Server storage, and simultaneous transmission is to pc client 302 and mobile terminal 303, to remind staff's inspection and maintenance.
According to the utility model, power module 102 is used to be photoswitch 107, Optical Power Monitor Module 101, central processing
Device 100 is powered.
According to the utility model, power module 102 uses dual power supply, specifically, dual power supply can be used DC-48V with
And AC220V.Meanwhile being configured with standard AC power supply jack and DC power supply binding post.Being powered simultaneously using dual power supply can
The risk for reducing power down, guarantees the stability of entire network operation.
According to the utility model, central processing unit 100 uses ARM interconnected (Reduced Instruction Set Computer micro process
Device) chip, DSP (Digital Signal Processing) chip and FPGA (field programmable gate array) chip.
According to the utility model, central processing unit 100 is connect by wireless communication module 2 with monitoring center 3, central processing
Data, information or signal etc. are transmitted to monitoring center 3 by wireless communication module 2 by device 100.
Optical-fiber network handover control system provided by the utility model based on photoswitch, Optical Power Monitor Module 101 are adopted
The optical power or light signal strength for collecting optical fiber, when the light signal strength for finding optical fiber occurs abnormal, Optical Power Monitor Module 101
Abnormal signal is sent to central processing unit 100, central processing unit 100 by the information data storing to memory 105, while in
Central processor 100 issues alarm command to alarm 104, and alarm 104 is alarmed, the switching module control in central processing unit 100
Photoswitch 107 processed switches to spare fibre, is transmitted using spare fibre, ensure that the safety and stability of optical-fiber network transmission.In
Central processor 100 will be obtained from modules such as Optical Power Monitor Module 101, environment monitoring module 103, equipment monitoring modules 113
Signal or information data pass through wireless communication module 2 and are transmitted to monitoring center 3, and the service centre 301 of monitoring center 3 can be to receipts
Collect information data storing (such as data cached by database server), and by information, data transmission to pc client or
Mobile terminal makes staff check fault message in time, convenient for processing debugging in time.
Combine preferred embodiment and exemplary example that the utility model is described in detail above.But need sound
Bright, these specific embodiments are only the illustrative explanations to the utility model, not to the protection model of the utility model
Enclose composition any restrictions.It, can be to the utility model technology without departing from the spirit of the present invention and protection scope
Content and embodiments thereof carry out various improvement, equivalencing or modification, these each fall in the protection scope of the utility model.
The protection scope of the utility model is determined by the appended claims.
Claims (7)
1. a kind of optical-fiber network handover control system based on photoswitch, which is characterized in that the system includes that the system includes scene
Monitoring station, wireless communication module and monitoring center, the field monitoring station are connect by wireless communication module with monitoring center,
The field monitoring station includes central processing unit and the Optical Power Monitor Module connecting with central processing unit, optical time domain reflection
Instrument, photoswitch, optical time domain reflectometer are connect with photoswitch,
The Optical Power Monitor Module includes optical splitter, and optical splitter is connected with PIN optical detector, PIN optical detector with
The connection of chopper-zero-stabilized programmable amplifier, chopper-zero-stabilized programmable amplifier are connect with programmable filter, and programmable filter and A/D are converted
Device connection, the output end of A/D converter are connect with central processing unit,
The photoswitch includes that fixing seat, relay, relay swing arm, input optical fibre and output optical fibre, relay are located at fixation
Seat side, is pivotally connected on relay in the middle part of relay swing arm,
The photoswitch further includes input optical fibre supporter and two output optical fibre supporters, and the input optical fibre supporter is set to
Relay swing arm is located in fixing seat up and down close to one end of fixing seat, two output optical fibre supporters, and the input optical fibre is solid
Due in input optical fibre supporter, the output optical fibre is fixed in output optical fibre supporter, the input optical fibre supporter and
Output optical fibre supporter is equipped with the optic fibre fixing device for fixing optical fiber,
The optic fibre fixing device includes pedestal, upper cover and closure, and the left end of pedestal is flexibly connected with the left end of upper cover, sealed
Part includes magnetic element I and magnetic element II, and magnetic element I is fixed on the upper surface of the right end of pedestal, and magnetic element II is solid
It is scheduled on the lower surface of upper cover,
The upper surface of the pedestal is equipped with one or more V-shaped groove, and the lower surface of the upper cover is equipped with fixed plate, sets in fixed plate
There is downward protrusion, when optical fiber is placed in V-shaped groove, after upper cover and base cover conjunction, two adjacent protrusions and the tangent cooperation of optical fiber.
2. the optical-fiber network handover control system according to claim 1 based on photoswitch, which is characterized in that the protrusion
Number is greater than the number of V-shaped groove.
3. the optical-fiber network handover control system according to claim 1 based on photoswitch, which is characterized in that the protrusion
Cross sectional shape is arc-shaped, and the protrusion is made of rubber material.
4. the optical-fiber network handover control system according to claim 1 based on photoswitch, which is characterized in that two neighboring V
The junction of shape slot is V-shaped groove interconnecting piece, after lid closes lid, the raised bottom end not top with V-shaped groove interconnecting piece in fixed plate
It is in contact.
5. the optical-fiber network handover control system according to claim 1 based on photoswitch, which is characterized in that the scene prison
Survey station further includes environment monitoring module and equipment monitoring module, and the environment monitoring module includes temperature sensor and humidity sensor
Device, equipment monitoring component include electric signal sensor.
6. the optical-fiber network handover control system according to claim 1 based on photoswitch, which is characterized in that the scene prison
Survey station further includes alarm, and the alarm is connect with central processing unit.
7. the optical-fiber network handover control system according to claim 1 based on photoswitch, which is characterized in that the centre
It manages device and uses ARM chip, dsp chip and fpga chip interconnected,
The wireless communication unit be WiFi, 2G, 3G, 4G, 5G or bluetooth,
The monitoring center includes service centre, pc client and mobile terminal.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111107451A (en) * | 2019-12-31 | 2020-05-05 | 江苏中孚电力工程设计有限公司 | Primary equipment state monitoring system based on EPON |
| CN111896143A (en) * | 2020-08-31 | 2020-11-06 | 中冶赛迪工程技术股份有限公司 | Method and device for overhauling temperature measuring optical fiber of industrial kiln |
| CN112565705A (en) * | 2020-12-11 | 2021-03-26 | 山东极光智能科技有限公司 | Video monitoring system of quantum communication technology and use method thereof |
| CN113098138A (en) * | 2021-05-08 | 2021-07-09 | 国网新疆电力有限公司喀什供电公司 | Device for monitoring optical fiber blocking and monitoring method thereof |
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